71346560

素因数分解:

$2^7\times 5^1\times {\mathrm{41}}^1\times {\mathrm{2719}}^1$

素因数の和:2779

約数の個数: 64

約数和(自身を含む): 174787200

約数和(自身を除く): 103440640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 128, 160, 164, 205, 320, 328, 410, 640, 656, 820, 1312, 1640, 2624, 2719, 3280, 5248, 5438, 6560, 10876, 13120, 13595, 21752, 26240, 27190, 43504, 54380, 87008, 108760, 111479, 174016, 217520, 222958, 348032, 435040, 445916, 557395, 870080, 891832, 1114790, 1740160, 1783664, 2229580, 3567328, 4459160, 7134656, 8918320, 14269312, 17836640, 35673280, 71346560]

約数ペア:

[(1, 71346560), (2, 35673280), (4, 17836640), (5, 14269312), (8, 8918320), (10, 7134656), (16, 4459160), (20, 3567328), (32, 2229580), (40, 1783664), (41, 1740160), (64, 1114790), (80, 891832), (82, 870080), (128, 557395), (160, 445916), (164, 435040), (205, 348032), (320, 222958), (328, 217520), (410, 174016), (640, 111479), (656, 108760), (820, 87008), (1312, 54380), (1640, 43504), (2624, 27190), (2719, 26240), (3280, 21752), (5248, 13595), (5438, 13120), (6560, 10876)]